河南省瑞歌傳動機械有限公司是一家專業服務于新能源電動汽車產業，定位于研發生產高低速電動汽車主減速箱、變速箱與高精齒輪的專業廠家。主導產品有各種規格高低速電動汽車用前驅減速箱、變速箱，后驅懸浮式、整體式減速箱與變速箱，高精齒輪、調速電機等。 Henan Ruige Transmission Co., Ltd located in automobile industry zone, next to Changyuan exit of the Daguang highway, 1.5 hours journey from zhengzhou, the transportation is convenient. We have get the ISO9001 and ISO16949 certification, and floor area of 250,000㎡。 precision wheel gear, electromobile driving box and automobile gearbox which are used in automobile and engine, the product precision can be arrived 6 grade.